Dielectric Permittivities of RocksΒΆ
Material |
\(\varepsilon_r\;\) |
---|---|
Shales |
5 - 15 |
Sandstones (dry) |
2 - 3 |
Sandstones (wet) |
5 - 10 |
Limestones |
4 - 8 |
Granite |
4 - 6 |
Coal (dry) |
3.5 |
Coal (wet) |
8 |
Material |
\(\varepsilon_r\;\) |
---|---|
Shales |
5 - 15 |
Sandstones (dry) |
2 - 3 |
Sandstones (wet) |
5 - 10 |
Limestones |
4 - 8 |
Granite |
4 - 6 |
Coal (dry) |
3.5 |
Coal (wet) |
8 |